Is that the failure to stop Hitler re-militarising the Rhineland was a mistake?

In 1935, Hitler unilaterally canceled the military clauses of the treaty and in March 1936 denounced the Locarno Pact and began remilitarizing of the Rhineland. Two years later, Nazi Germany burst out of its territories, absorbing Austria and portions of Czechoslovakia.

c

explanation:

answer; the correct answer to the above statement is world trade center towers were build///110 story north tower of the original world trade center was